And now that marijuana is at least partially legal in 21 states and the District of Columbia, changing the law could mean billions for the industry.

So industry leaders are spending more time meeting with members of Congress like Virginia Democrat Jim Moran.

As for Correia, he says he hasn't used pot since he was a teenager.

He's more interested in the issue than inhaling.

"I've had my views on marijuana and they have definitely changed," Correia said. "I'm really open-minded and I think I represent a lot of people who basically are just coming into the marijuana issue. They want to learn more."